1z63

X-ray diffraction
3Å resolution

Sulfolobus solfataricus SWI2/SNF2 ATPase core in complex with dsDNA

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct DNA molecules
Macromolecules (3 distinct):
Helicase ATP-binding domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 500 amino acids
Theoretical weight: 57.61 KDa
Source organism: Saccharolobus solfataricus
Expression system: Escherichia coli
UniProt:
  • Canonical: Q97XQ7 (Residues: 430-496, 498-789; Coverage: 45%)
Gene name: SSO1653
Sequence domains: SNF2-related domain
Structure domains:
5'-D(*AP*AP*AP*AP*AP*A*AP*TP*TP*GP*CP*CP*GP*AP*AP*GP*AP*CP*GP*AP*AP*AP*AP*AP*A)-3' Chains: C, E
Molecule details ›
Chains: C, E
Length: 25 nucleotides
Theoretical weight: 7.76 KDa
5'-D(*TP*TP*TP*TP*TP*TP*TP*CP*GP*TP*CP*TP*TP*CP*GP*GP*CP*AP*AP*TP*TP*TP*TP*TP*T)-3' Chains: D, F
Molecule details ›
Chains: D, F
Length: 25 nucleotides
Theoretical weight: 7.59 KDa

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06SA
Spacegroup: P21
Unit cell:
a: 86.931Å b: 83.737Å c: 106.39Å
α: 90° β: 109.78° γ: 90°
R-values:
R R work R free
0.233 0.233 0.281
Expression system: Escherichia coli